RE:RE:RE:RE:RE:RE:RE:Not direct competition You are not going to rapid test people daily entering businesses and offices. That doesn't scale for daily life. Also if I'm going for dinner at a restaurant I don't want someone shoving a qtip up my nose.
Having said that I do think there is a place for both but someone breathing Covid particles in the air in the room I'm in does nothing for me if I am in the same room. UPI just prevents it from circulating into other room in the building through the HVAC.